/*
 * TeleStax, Open Source Cloud Communications
 * Copyright 2011-2018, Telestax Inc and individual contributors
 * by the @authors tag.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.restcomm.media.core.spi;

import org.restcomm.media.core.spi.ServerManager;

/**
 * @author amit bhayani
 * @author kulikov
 * @author Henrique Rosa (henrique.rosa@telestax.com)
 */
public interface MediaServer {

    /**
     * Registers given manager.
     * 
     * @param manager the manager instance.
     */
    void addManager(ServerManager manager);

    /**
     * Unregisters given manager.
     * 
     * @param manager the manager instance.
     */
    void removeManager(ServerManager manager);

    /**
     * Starts the Media Server.
     * 
     * @throws IllegalStateException If the server is already running.
     */
    void start() throws IllegalStateException;

    /**
     * Stops the Media Server.
     * 
     * @throws IllegalStateException If the server is already stopped.
     */
    void stop() throws IllegalStateException;

    /**
     * Gets whether the media server is running or not.
     * 
     * @return true if Media Server started. Returns false otherwise.
     */
    boolean isRunning();

}
